import 'package:flutter/material.dart';

class FirstPage extends StatefulWidget {
  FirstPage({Key key}) : super(key: key);

  @override
  _FirstPageState createState() => _FirstPageState();
}

class _FirstPageState extends State<FirstPage> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: Text('111'),),
      body: Container(
        color: Colors.white,
        child: Center(
          child: Text('22222'),
        ),    
      ), 
    );
  }
}